31195625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 40

約数和(自身を含む): 42736320

約数和(自身を除く): 11540695

約数列:

[1, 5, 19, 25, 37, 71, 95, 125, 185, 355, 475, 625, 703, 925, 1349, 1775, 2375, 2627, 3515, 4625, 6745, 8875, 11875, 13135, 17575, 23125, 33725, 44375, 49913, 65675, 87875, 168625, 249565, 328375, 439375, 843125, 1247825, 1641875, 6239125, 31195625]

約数ペア:

[(1, 31195625), (5, 6239125), (19, 1641875), (25, 1247825), (37, 843125), (71, 439375), (95, 328375), (125, 249565), (185, 168625), (355, 87875), (475, 65675), (625, 49913), (703, 44375), (925, 33725), (1349, 23125), (1775, 17575), (2375, 13135), (2627, 11875), (3515, 8875), (4625, 6745)]